{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544578",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x4c6de77d275d01c814805cce5753245c7926a9bc42b893615b918f9fc367b724",
    "signature": "0x8306375a0901d3a47394e1b9035fd2caa9d675943573a37e92fad78ef7c7ffde44eb6e903380a7078657cb65f54bbdfa2048a0b17a3fafac3d3915b5a2377ff51b",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}