{
  "manageEntity": {
    "action": "Repost",
    "entityId": "1557486305",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0x3d2b7950ac5c5788a648f508284014b2ae304fabaf013d1d77623942492c6c3b",
    "signature": "0x80842b0c93a96a94acd17a64f0a0a1aa681523631de05e02400d93b9ac27525b2c156c5ad2ca232af89db371c55cb093fda609b9c41ae14d84cc1cc1453f83431c",
    "signer": "0x43dA66b40816c8fb9e2B0AA77E0643192169AF14",
    "userId": "636236864"
  }
}