{
  "manageEntity": {
    "action": "Repost",
    "entityId": "544487",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x17ec012fd5dbbb1249564d09f3f351523323c700ec4f90978d5e245aff2eec66",
    "signature": "0x4e9c135b7c85697465fddd13ffa798c4b2662f72c66e6ea95c666367e92157767b5a133777c86ea9e08eccf7a4d9645750afb527956472e1dc2d047bdc296b6c1c",
    "signer": "0x9BaE2e1849D39772019b4AC3468e938a232f73ee",
    "userId": "948584098"
  }
}