{
  "manageEntity": {
    "action": "Repost",
    "entityId": "454785303",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x07f857ce970f5bb465410c6685cada103327d5ae04f2fb89f6dc0e14cf94046b",
    "signature": "0x72b0d92b5ff75875247e223e2ff2cde9e55df10eefdb3d33a676d247bd2c2bea5a56543c721f550985a630b96159dfb062c9d270ee549482353f687c48ef3dbc1b",
    "signer": "0xbe916820AF010608151C80f3A74F7c83218094B2",
    "userId": "881446128"
  }
}