{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1555527436",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xb0cbe46c340aad61307d89cd4337ae977a2f3b91a00f510c0a654f1f0de75450",
    "signature": "0x6e81f427a1708271d80ed9243dac82272c5080e5734307d13e3afd8d75b506b353e2556321484d5fc0021430217a8378b5f3b099bb2242593841b076b2653acc1c",
    "signer": "0xbbB98413eB671bb0000F0b18A2A7Cae9631043E1",
    "userId": "98311147"
  }
}